نتایج جستجو برای: magnetic method

تعداد نتایج: 1929051  

ذاکر, عبدالمهدی,

Isotropic sa mples of Barium Ferrite are prepared by coprecipit a tion method. To study the effect of sintering temperature on magnetic propeTl ies of Barium ferrite we have sintered the samples in diUerent temperature from 900 up to J 100°C. Mean partieal size and porosity of the samples are dete rmind by scanning electron miecroseop (SEM), magnetic phase and magnetic parameters are meas...

F. Hamidi Malayeri H. Ghourchian M. R. Sohrabi

Toluidine Blue O (TBO) is a cationic dye which is extensively used in the industries. In the present paper a simple and efficient wet chemical method was introduced for removal of TBO from waste aqueous solution. Magnetic multi-walled carbon nanotubes were synthesized using commercially available multi-wall carbon nanotubes and magnetic iron oxide nanoparticles which were examined for removal o...

Inversion of magnetic data is an important step towards interpretation of the practical data. Smooth inversion is a common technique for the inversion of data. Physical bound constraint can improve the solution to the magnetic inverse problem. However, how to introduce the bound constraint into the inversion procedure is important. Imposing bound constraint makes the magnetic data inversion a n...

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Improved magnetic characters of graphene oxides besides its unique biocompatibility make this compound as a theranostics agent could be so practical in the medicine fields. Oxygen functionalities with disturbing the symmetry of graphene sublattices could induce magnetic moments and improve magnetic properties in these structures­. While that, vacancies and distortions, created by oxygen release...

This paper shows the scattering mechanism at diluted magneticsemiconductors. The doped magnetic atom produces a scattering potential due to becoupled of itinerant carrier spin of host material with magnetic momentum of the dopedmagnetic atom. Formulas of scattering event were rewritten by the plane waveexpansion and then the electron mobility of DMS was calculated. Calculations showKondo effect...

Journal: :Proceedings of the International Astronomical Union 2004

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